248420979

素因数分解:

$3^3\times {\mathrm{1619}}^1\times {\mathrm{5683}}^1$

素因数の和:7311

約数の個数: 16

約数和(自身を含む): 368323200

約数和(自身を除く): 119902221

約数列:

[1, 3, 9, 27, 1619, 4857, 5683, 14571, 17049, 43713, 51147, 153441, 9200777, 27602331, 82806993, 248420979]

約数ペア:

[(1, 248420979), (3, 82806993), (9, 27602331), (27, 9200777), (1619, 153441), (4857, 51147), (5683, 43713), (14571, 17049)]